I have stopped smoking now and then, for a few months at a time, but it was not on principle, it was only to show off; it was to pulverize those critics who said I was a slave to my habits and couldn't break my bonds.
You loved me-then what right had you to leave me? What right-answer me-for the poor fancy you felt for Linton? Because misery and degradation, and death, and nothing that God or Satan could inflict would have parted us, you, of your own will, did it. I have not broken your heart- you have broken it; and in breaking it, you have broken mine." ~Heathcliff
I'm one-hundred-fifty miles off Cape Horn, both autopilots are broken, and my boat is drifting toward one of the nastiest chunks of ocean on the face of the earth.
There are three layers to the universe. In the lower, Tai Ching, and the middle, Shan Ching, the hindrance of a physical bodily existence is required. Those who fail to live consistently in accord with the Tao reside here. In the upper, Yu Ching, there is only Tao: the bondage of form is broken, and the only thing existing is the exquisite energy dance of the immortal divine beings.
As the former dissident Vladimir Bukovsky once remarked – referring to the Russian proverb to the effect that you cannot make an omelette without breaking eggs – he had seen plenty of broken eggs, but never tasted any omelette.
From the sun did I learn this, when it goeth down, the exuberant one: gold doth it then pour into the sea, out of inexhaustible riches, -So that the poorest fisherman roweth even with golden oars! For this did I once see, and did not tire of weeping in beholding it. - Like the sun will also Zarathustra go down: now sitteth he here and waiteth, old broken tables around him, and also new tables half-written.
Obviously if any actions, even a lunatic's, can be causeless, determinism is done for. If the chain of causation can be broken for a madman, it can be broken for a man.